Cassette



FIG. 1 is a top perspective view of a cassette showing my new design;

FIG. 2 is a lower perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a top cross section view at 4-4 in FIG. 3 ;

FIG. 5 is a side cross section view at 5-5 in FIG. 4 ;

FIG. 6 is a side cross section view at 6-6 in FIG. 4 ; and,

FIG. 7 is a bottom view thereof.

The broken lines show portions of the cassette that form no part of the claimed design. 

CLAIM The ornamental design for a cassette, as shown and described. 